Men in Black is a science fiction action comedy film starring Will Smith. The movie follows the story of Agent J, a top-secret agent who joins a secret government organization that monitors and regulates extraterrestrial activity on Earth. With his partner, Agent K, played by Tommy Lee Jones, they protect the Earth from alien threats while keeping their existence a secret from the general public. The film is known for its humor, special effects, and the chemistry between Will Smith and Tommy Lee Jones. Men in Black was a commercial success and spawned two sequels, making it a popular franchise.